On Tue, 2023-04-04 at 19:12 +0200, Nico Boehr wrote: > Quoting Thomas Huth (2023-04-04 17:05:02) > [...] > > > > FWIW, this is failing with Clang 15 for me: > > > > > > > > s390x/ex.c:81:4: error: expected absolute expression > > > > " .if (1b - 0b) != (3b - 2b)\n" > > > > ^ > > > > <inline asm>:12:6: note: instantiated into assembly here > > > > .if (1b - 0b) != (3b - 2b) > > > > > > Seems gcc is smarter here than clang. > > > > Yeah, the assembler from clang is quite a bit behind on s390x ... in the > > past I was only able to compile the k-u-t with Clang when using the > > "-no-integrated-as" option ... but at least in the most recent version it > > seems to have caught up now enough to be very close to compile it with the > > built-in assembler, so it would be great to get this problem here fixed > > somehow, too... > > Bringing up another option: Can we maybe guard this section from Clang so we still have the assertion when compiling with GCC? I considered this, but only from the asm, where I don't think it's possible. But putting #ifndef __clang__ around it works. Until you compile with gcc and assemble with clang. Not something we need to care about IMO.
